Northrop Grumman Innovation Systems Careers

Sr Princ Mechanical Engineer - Analysis

San Diego, CA
Engineering and Sciences


Job Description

Job ID: JLH20180210-47939

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people’s lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation’s history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they’re making history.

Northrop Grumman Innovation Systems designs, builds and delivers space, defense and aviation-related systems to customers around the world. Our main products include launch vehicles and related propulsion systems; missile products, subsystems and defense electronics; precision weapons, armament systems and ammunition; satellites and associated space components and services; and advanced aerospace structures.

Job Summary

Senior Principal Mechanical Engineer/Analyst

Job Summary:

Highly motivated structural analysis engineer for composite structures and assemblies with the following responsibilities:

  • Assess structural integrity of metallic and composite structures using traditional closed form solutions, as well as finite element analysis (FEA)
  • Lead a small team, including task and schedule planning, to meet major project milestone objectives
  • Interact with design and development teams (teams include specialists in Design, Quality, Materials, Manufacturing) to create and verify creative design solutions that meet all requirements (technical, cost, schedule)
  • Mentor junior engineers in analysis work and review and review and approve their analysis results
  • Generate Finite Element Models and perform FEA for normal modes, linear static stress, dynamic response/stress, thermo-elastic distortion, and hygroscopic distortion
  • Support development of flight hardware from preliminary through detailed design, drawing release, manufacturing, integration, verification testing, and transportation
  • Plan and oversee material characterization tests of various materials used in the design of composite structures
  • Reduce material characterization test data into analysis input properties and material capability properties
  • Prepare and make presentations summarizing structural assessment results for internal review boards and external customer design reviews
  • Assist in assessment and disposition of discrepant hardware and hardware anomalies

Experience Requirements:

  • BS degree or higher in Mechanical or Aerospace Engineering
  • 10 Years of experience in analysis engineering function with BS degree, 7 years of experience with Master’s degree, or 5 years of experience with PhD
  • Proficiency in structural analysis of aerospace structures containing metals, sandwich panels, composite materials, plastics and bonded joints
  • Proficiency in finite element analysis, composite laminate theory, and dynamics
  • Proficiency in Femap and NX Nastran
  • Knowledge of composite materials manufacturing processes
  • Oral and written communication skills
  • Ability to work in a fast paced dynamic environment as part of a multi-discipline team
  • Must be a US citizen and have the ability to work on ITAR controlled products

Experience Preferred:

  • MS in Mechanical Engineering or Aerospace Engineering
  • Proficiency in ESI VA One, Altair Hyperworks, NX, Matlab, Python, and Visual Basic
  • Knowledge of composite materials application for extreme environments
  • Constitutive model development and implementation
  • Previous experience in aerospace manufacturing facility
  • Ability to receive a security clearance

Skills & Qualifications:

  • Must be a self-starter and possess strong interpersonal, and leadership, skills with the ability to work independently or as part of a team
  • Excellent communication, computer, documentation, and presentation skills are required
  • Ability to make sound decisions
  • Must be detail oriented but able to understand the big picture
  • Ability to multi-task
  • Ability to prioritize and manage time effectively

This position can be filled at one lower level requiring a BS in Mechanical, Aerospace Engineering, or related discipline with a minimum of 7 years of experience.

Must be a US citizen

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.


Job Type: Full Time
Desired Travel: less than 25%
Years of Experience: 8-10 Years
Education: Masters
Expertise: Engineering
Group: Space